The purpose of this investigation was (1) to perform hearing screening tests on 100 youths who are classified as delinquent; (2) to evaluate more completely the hearing of those who fail the hearing screening tests in order to determine the nature and severity of the losses; and (3) to determine whether or not any significant number of the youths tested demonstrate nonorganic components in their reported audiometric thresholds.

The question of maladjustment of individuals with speech defects and its subsequent manifestation is the basic issue of this thesis. The study was conducted to answer the question: "What is the incidence of speech defects among juveniles exhibiting antisocial aggressive behavior?"

The purpose of this study was to determine the relationship between articulation ability and reading ability, between articulation ability and language development, and between language development and reading ability. This study examined children with minor difficulties and children with a history of more severe articulation problems separately in order to determine whether severity of articulation disability is related to reading ability.

Through observation of young children much has been learned regarding elementary word acquisition and ordering, sentence formulation, and expansion of verbal experience; but little research regarding what precedes "the word" has been done. The present study was concerned with that period in infancy prior to communicative speech production. The purpose of the present study was to answer the question: Can one selectively reinforce a particular babble?

This study attempts to determine whether available ministerial speech training meets the current speech needs of active Protestant ministers by asking: 1. In the opinions of ministers, how comprehensive was their speech training? 2. In active ministers' opinions, what are the current speech needs of ministers? 3. According to the information obtained from school catalogs and the speech departments of the schools from which the ministers graduated, what speech training is available at these institutions? 4. According to a comparison of the speech needs (given by ministers) with the available speech training (indicated by the schools): A. Does the available speech training meet the current speech needs? B. If not, what recommendations are needed?